Sha256: 852bebc76ee6c189b1f7d5923a9ffd7cf8516ecbb401163c5690e195fc0adb1f
Contents?: true
Size: 1.86 KB
Versions: 10
Compression:
Stored size: 1.86 KB
Contents
module Vedeu
# :nocov:
# Helps to debug a running application by providing a stack trace of its
# execution upon exiting.
#
# @param filename [String]
# @return [void]
# @yieldreturn [void] The section of the application to debug.
def self.debug(filename = 'profile.html')
return nil unless block_given?
require 'ruby-prof'
# RubyProf.measure_mode = RubyProf::WALL_TIME
# RubyProf.measure_mode = RubyProf::PROCESS_TIME
RubyProf.measure_mode = RubyProf::CPU_TIME
# RubyProf.measure_mode = RubyProf::ALLOCATIONS
# RubyProf.measure_mode = RubyProf::MEMORY
# RubyProf.measure_mode = RubyProf::GC_TIME
# RubyProf.measure_mode = RubyProf::GC_RUNS
RubyProf.start
work = yield
result = RubyProf.stop
result.eliminate_methods!([
/^Array/,
/^Hash/,
/^String/,
/^Fixnum/,
])
File.open('/tmp/' + filename, 'w') do |file|
# - Creates a HTML visualization of the Ruby stack
RubyProf::CallStackPrinter.new(result).print(file)
# Used with QTCacheGrind to analyse performance.
# RubyProf::CallTreePrinter.new(result).print(file)
# Creates a flat report in text format
# RubyProf::FlatPrinter
# - same as above but more verbose
# RubyProf::FlatPrinterWithLineNumbers
# - Creates a call graph report in text format
# RubyProf::GraphPrinter
# - Creates a call graph report in HTML (separate files per thread)
# RubyProf::GraphHtmlPrinter
# - Creates a call graph report in GraphViz's DOT format which can be
# converted to an image
# RubyProf::DotPrinter
# - Creates a call tree report compatible with KCachegrind.
# RubyProf::CallTreePrinter
# - Uses the other printers to create several reports in one profiling run
# RubyProf::MultiPrinter
end
work
end
# :nocov:
end # Vedeu
Version data entries
10 entries across 10 versions & 1 rubygems